Medical Conditions Ung may have been depressed and suicidal at the time of his disappearance.

Distinguishing Characteristics Asian male. Black hair, brown eyes. Ung has a two-by-four-inch burn scar on the inside of his left forearm. He may use the name Nhat A. Ung.

Details of Disappearance

Ung was last seen in San Francisco, California on February 20, 2005. He left home in the 70 block of Moss Street at 8:00 p.m. and has never been heard from again. His brother, who reported him missing, said he had dropped out of sight before. Few details are available in his case.